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To ensure the chip has correctly powered up or down before continuing,
the driver will now poll a register, rather than wait a fixed delay.
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20230721151816.2080453-3-sbinding@opensource.cirrus.com

Signed-off-by: Takashi Iwai <tiwai@suse.de>